obama to file a friend of the court brief. president obama is a supporter of gay marriage but has not indicated whether or not he will file it. today is also the deadline for filing opinions on the defense of marriage act. hundreds of businesses including a number of bay area tech companies filed briefs yesterday. apple, google, oracle and ebay all asked the court to strike down the 1996 federal law that bars benefits to same-sex couples. businesses argue the act places an unfair burden on employers because it forces them to create two different benefits systems, one for same-sex couples and one for heterosexual couples. >>> still ahead, will dreams come true for the dreamliner? the solution that could bring the aircraft's nightmare to an end. >>> an elderly newspaper vendor in san francisco was killed in an assault and now the archdiocese of san francisco is coming forward to lend their support. >>> when you go to the store, would you rather have a low price or a sale? they're not the same thing. we'll take a look in business